Boeing 747-400 vs. Lockheed U-2

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Boeing 747-400 versus Lockheed U-2
70.56 m 231 ft 10 in length 19.2 m 63 ft 0 in
19.3 m 63 ft 4 in height 4.8 m 15 ft 9 in
59.49 m 195 ft 4 in wingspan 32 m 105 ft
Pratt & Whitney PW4000, General Electric CF6 -80C2 or Rolls-Royce RB211 -524G/H engines 1 × General Electric F118-101
Around 60,000 to 70,000 pounds thrust per engine 17,000 lbf (76 kN)
Around 240,000 to 280,000 pounds total thrust 17,000 lbf (76 kN)
396,834 kg 875,000 lb MTOW 18,144 kg 40,000 lb
13,492 km 7,285 nmi range 6,090 nm 11,278 km
939 km/h 584 mph cruise speed 475 mph 764 km/h
Typically accommodates 416 passengers in a three-class layout capacity
rotor diameter
rate of climb
Please note that these values are indicative and actual values can vary based on specific engine models and configurations.